Home / 98,826.35-136,380.41-53,504.33

Finding the Fourth Proportional to 98,826.35, 136,380.41 and 53,504.33

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Solution

The fourth proportional to 98,826.35, 136,380.41 and 53,504.33 is: 73,835.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,826.35 : 136,380.41 = 53,504.33 : x
  2. Step 2: Convert to fraction form
    98,826.35/136,380.41 = 53,504.33/x
  3. Step 3: Cross multiply
    98,826.35x = 136,380.41 × 53,504.33
  4. Step 4: Simplify right side
    98,826.35x = 7,296,941,512.75
  5. Step 5: Solve for x
    x = 7,296,941,512.75/98,826.35
  6. Step 6: Final answer
    x = 73,835.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.